Noble Master Games has released an open application programming interface (API) to allow third party developers to connect to their multiplayer strategy game Royal AO (also known as Aevum Obscurm).

The game API provides functionality to poll live player and game statistics. The API includes an administrative interface to allow developers to create and manage multiplayer games and leagues, and offers access to player signatures and live game maps. A reference implementation in the PHP programming language has been provided with the source code available for download.

Royal AO is a turn-based interactive multiplayer strategy game with the objective to world domination in a 14th century setting. In one game you form alliances with other reigning or budding and struggling regions then one by one take control of it until the world is yours.

You will have to take control of an empire at the beginning of the 14th century, Earth. Your strategy is to have absolut control within the next years to come. Your empires to choose from are among England, France, Ireland, Rome and other 50+ all over Europe. Interact with other empires by means of diplomacy. Manage your economy and population.

A turn is usally 24h in length. Within that time period, it is up to you to login to the game, see the current events and stats. You adjust your tax and spending. You input your orders. Your orders and how they turned out will be visible at the next turn to come. It will take you approximatly 5-20 minutes to do your moves everyday.

Royal AO is available for PC and Macintosh computers. Free demo and free turn-based multiplayer mode are available for a try out. Full access membership with unlimited single player and real-time multiplayer can be obtained for $19.99 per year.